/* ========== Service Detail Hero ========== */
.sd-hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 380px;
  height: clamp(320px, 42vw, 480px);
  overflow: hidden;
  background: #0d2133;
}

.sd-hero__bg {
  position: absolute;
  inset: 0;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

.sd-hero__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.58);
}

.sd-hero__inner {
  position: relative;
  z-index: 1;
  width: 100%;
  padding: 48px 24px;
}

.sd-hero__content {
  max-width: 720px;
  text-align: left;
}

.sd-hero__title {
  margin-bottom: 12px;
  font-size: 28px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-white);
}

.sd-hero__subtitle {
  font-size: 16px;
  font-weight: 400;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.94);
}

/* ========== Body Layout ========== */
.page-main--service-detail {
  background: var(--color-white);
}

.sd-body {
  padding: 56px 0 80px;
}

.sd-body__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 340px);
  gap: 40px 48px;
  align-items: start;
}

/* ========== Main Column ========== */
.sd-main__figure {
  margin: 0 0 32px;
}

.sd-main__figure img {
  display: block;
  width: 100%;
  height: auto;
  vertical-align: middle;
}

.sd-main__text p {
  margin-bottom: 20px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-text);
}

.sd-main__text p:last-child {
  margin-bottom: 0;
}

.sd-benefits {
  margin-top: 40px;
}

.sd-benefits__title {
  margin-bottom: 28px;
  font-size: 28px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--color-primary);
}

.sd-benefits__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.sd-benefits__item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 18px;
}

.sd-benefits__item:last-child {
  margin-bottom: 0;
}

.sd-benefits__icon {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--color-primary);
  line-height: 0;
}

.sd-benefits__text {
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-text);
}

.sd-benefits__note {
  margin-top: 24px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-text-muted);
}

/* ========== Sidebar ========== */
.sd-sidebar {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.sd-cta {
  padding: 32px 28px;
  text-align: center;
  background: #111111;
}

.sd-cta__text {
  margin-bottom: 24px;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--color-white);
}

.sd-cta__btn {
  display: inline-block;
  min-width: 160px;
  padding: 12px 32px;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-white);
  background: var(--color-primary);
  transition: background var(--transition), opacity var(--transition);
}

.sd-cta__btn:hover,
.sd-cta__btn:focus-visible {
  background: var(--color-primary-hover);
  opacity: 0.92;
}

.sd-cta__btn:focus-visible {
  outline: 2px solid var(--color-white);
  outline-offset: 3px;
}

.sd-services-nav {
  padding: 28px 24px 8px;
  background: var(--color-bg-light);
}

.sd-services-nav__title {
  margin-bottom: 16px;
  font-size: 28px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text);
}

.sd-services-nav__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.sd-services-nav__list li {
  border-top: 1px solid var(--color-border);
}

.sd-services-nav__list li:last-child {
  border-bottom: 1px solid var(--color-border);
}

.sd-services-nav__list a {
  display: block;
  padding: 14px 0;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.4;
  color: var(--color-text);
  transition: color var(--transition);
}

.sd-services-nav__list a:hover,
.sd-services-nav__list a:focus-visible {
  color: var(--color-primary);
}

.sd-services-nav__list a.is-active {
  font-weight: 600;
  color: var(--color-primary);
}

.sd-services-nav__list a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* ========== Tablet ========== */
@media (max-width: 960px) {
  .sd-body__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .sd-sidebar {
    max-width: 480px;
  }
}

/* ========== Mobile ========== */
@media (max-width: 768px) {
  .sd-hero__inner {
    padding: 40px 24px;
  }

  .sd-body {
    padding: 40px 0 64px;
  }

  .sd-benefits {
    margin-top: 32px;
  }

  .sd-cta {
    padding: 28px 20px;
  }

  .sd-services-nav {
    padding: 24px 20px 4px;
  }
}

@media (max-width: 640px) {
  .sd-hero__title,
  .sd-benefits__title,
  .sd-services-nav__title {
    font-size: 24px;
  }
}